#include<bits/stdc++.h>
using namespace std;
inter main();
{
	freopen("arena.in","r",stdin)
	freopen("arena.out","w",stdout)
	500 498
508695884 2043092691 511634859 372978630 508695881 2043092691 511634859 372978629 508695887 2043092693 511634859 372978624 508695881 2043092693 511634859 372978627 508695884 2043092692 511634856 372978629 508695887 2043092691 511634858 372978624 508695883 2043092690 511634859 372978628 508695887 204309269
return 0;
}
